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anonymous
 one year ago
Find x in this 45°45°90° triangle.
anonymous
 one year ago
Find x in this 45°45°90° triangle.

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0the diagonal is the side times \(\sqrt2\) \that means \[x\times \sqrt2=12\] making \[x=\frac{12}{\sqrt2}\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0you probably have to rationalize the denominator

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0do you know how to do that?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I don't. this is from a year ago and my school is making me do it again. if you dont mind could you go step by step for me?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0to get the radical out of the denominator in \(\frac{12}{\sqrt2}\) multiply by \(\frac{\sqrt2}{\sqrt2}\) i.e. \[\frac{12}{\sqrt2}\times \frac{\sqrt2}{\sqrt2}\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0you get \[\frac{12\sqrt2}{2}\] then reduce the fraction

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0do i solve 12 square root 2? or leave it alone?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0you do not "solve" anything, you reduce the fraction

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0divide 12 by 2 in other words

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0you notice that should fit nicely in to your template
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